Kahuna's Credit Union conducted a survey as to how long customers claimed to wait in the checkout line until their turn. Let X = time in line. The table below displays the ordered real data (in mînutes): 0.50 4.25 5 7.25 1.75 4.25 5.25 6 7.25 2 4.25 5.25 6.25 7.25 2.25 4.25 5.5 6.25 7.75 2.25 4.5 5.5 6.5 8. 2.5 4.75 5.5 6.5 8.25 2.75 4.75 5.75 6.5 9.5 3.25 4.75 5.75 6.75 9.5 3.75 5 6.75 9.75 3.75 5 6 6.75 10.75

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter9: Solving Quadratic Functions
Section: Chapter Questions
Problem 4CA
icon
Related questions
Question
Kahuna's Credit Union conducted a survey as to how long customers claimed to wait in the checkout line
until their turn. Let X = time in line. The table below displays the ordered real data (in mînutes):
0.50 4.25 5
6.
7.25
1.75 4.25 5.25 6
7.25
4.25 5.25 6.25 7.25
2.25 4.25 5.5
6.25 7.75
2.25 4.5 5.5 6.5 8
2.5
4.75 5.5
6.5 8.25
2.75 4.75 5.75 6.5 9.5
3.25 4.75 5.75 6.75 9.5
3.75 5
6.75 9.75
3.75 5
6.
6.75 10.75
Calculate the sample mean and the sample standard deviation to the nearest hundreths.
O Mean is 7.51 and standard deviation 4.15
Mean is 5.51 and standard deviation 2.15
Mean is 6.55 and standard deviation 2.45
O Mean is 4.51 and standard deviation 3.15
Transcribed Image Text:Kahuna's Credit Union conducted a survey as to how long customers claimed to wait in the checkout line until their turn. Let X = time in line. The table below displays the ordered real data (in mînutes): 0.50 4.25 5 6. 7.25 1.75 4.25 5.25 6 7.25 4.25 5.25 6.25 7.25 2.25 4.25 5.5 6.25 7.75 2.25 4.5 5.5 6.5 8 2.5 4.75 5.5 6.5 8.25 2.75 4.75 5.75 6.5 9.5 3.25 4.75 5.75 6.75 9.5 3.75 5 6.75 9.75 3.75 5 6. 6.75 10.75 Calculate the sample mean and the sample standard deviation to the nearest hundreths. O Mean is 7.51 and standard deviation 4.15 Mean is 5.51 and standard deviation 2.15 Mean is 6.55 and standard deviation 2.45 O Mean is 4.51 and standard deviation 3.15
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 3 steps

Blurred answer
Recommended textbooks for you
Big Ideas Math A Bridge To Success Algebra 1: Stu…
Big Ideas Math A Bridge To Success Algebra 1: Stu…
Algebra
ISBN:
9781680331141
Author:
HOUGHTON MIFFLIN HARCOURT
Publisher:
Houghton Mifflin Harcourt
Trigonometry (MindTap Course List)
Trigonometry (MindTap Course List)
Trigonometry
ISBN:
9781337278461
Author:
Ron Larson
Publisher:
Cengage Learning
College Algebra
College Algebra
Algebra
ISBN:
9781337282291
Author:
Ron Larson
Publisher:
Cengage Learning
Glencoe Algebra 1, Student Edition, 9780079039897…
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill
Algebra: Structure And Method, Book 1
Algebra: Structure And Method, Book 1
Algebra
ISBN:
9780395977224
Author:
Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:
McDougal Littell
College Algebra (MindTap Course List)
College Algebra (MindTap Course List)
Algebra
ISBN:
9781305652231
Author:
R. David Gustafson, Jeff Hughes
Publisher:
Cengage Learning